Windows Media Unicast Service Can't Stream MP3 Files with ID3v2 Headers Larger than 14 KB (269184)


The information in this article applies to:

  • Microsoft Windows Media Services 4.0
  • Microsoft Windows Media Services 4.1
This article was previously published under Q269184

SYMPTOMS

The Window Media Unicast Service cannot stream MP3 files with ID3v2 headers larger than 14 kilobytes (KB). The following error message occurs:
The system cannot find the file specified

CAUSE

The larger header causes the Nsum.exe file to incorrectly calculate the start of the audio data.

RESOLUTION

A supported fix is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Apply it only to computers that are experiencing this specific problem. This fix may receive additional testing. Therefore, if you are not severely affected by this problem, Microsoft recommends that you wait for the next Windows 2000 service pack that contains this hotfix.

To resolve this problem immediately, contact Microsoft Product Support Services to obtain the fix. For a complete list of Microsoft Product Support Services phone numbers and information about support costs, visit the following Microsoft Web site:

http://support.microsoft.com/default.aspx?scid=fh;EN-US;CNTACTMS

NOTE: In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The typical support costs will apply to additional support questions and issues that do not qualify for the specific update in question.

NOTE: Windows Media Services version 4.1 is included as a component in Windows 2000 Server and Advanced Server products. Therefore, this fix will be included in future service packs for Windows 2000. It can also be obtained from the Microsoft download servers.

Windows Media Services version 4.0 is an add-on for Windows NT Server 4.0 and Advanced Server. The fix for Windows Media Services 4.0 will not be included in any Windows NT 4.0 service pack. The fix can only be obtained from the Microsoft download servers.

The English version of this fix should have the following file attributes or later:
   Date        Time    Version      Size    File name   Platform
   -------------------------------------------------------------
   08/01/2000  04:10p  4.1.00.3920  441,312 Nsum.exe    i386

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.
Modification Type:MinorLast Reviewed:10/6/2005
Keywords:kbHotfixServer kbQFE kbprb kbQFE KB269184
©2004 Microsoft Corporation. All rights reserved.